The Gasket, cataloged under National Stock Number 5330-01-439-4478, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-439-4478 |
| Primary Part Number | 40616-12 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp |
| Status | ACTIVE |
| Gage Ring Thickness | 0.090 INCHES NOMINAL IN |
| Side Radius From Gasket Center | 1.375 INCHES NOMINAL IN |
| Material Document and Classification | MIL-R-6855 CLASS 1 AND 2, GRADE 60 MIL SPEC SINGLE MATERIAL RESPONSE SEALING ELEMENT |
| Material Document and Classification | QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE CASE |
| Cross-Sectional Shape Style | METAL AND SYNTHETIC RUBBER |
| Aperture Diameter | 1.850 INCHES MINIMUM AND 1.890 INCHES MAXIMUM IN |
| Bolt Hole Quantity | 4 |
| Material | ALUMINUM ALLOY CASE |
| Material | RUBBER SYNTHETIC SEALING ELEMENT |
| Hole Diameter | 0.340 INCHES MINIMUM AND 0.350 INCHES MAXIMUM LOCATION NOT OTHERWISE SPECIFIED IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 40616-12 PRIMARY | Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp (USA) |
| Reference | Meaning |
|---|---|
| A15PS416-12 | 7/2 Vendor item drawing reference The Boeing Company |
NSN 5330-01-439-4478 is a Gasket, manufactured by Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-439-4478 has 1 manufacturer part number on file: 40616-12 (Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp).
Key specifications for 40616-12: Gage Ring Thickness: 0.090 INCHES NOMINAL IN; Side Radius From Gasket Center: 1.375 INCHES NOMINAL IN; Material Document and Classification: MIL-R-6855 CLASS 1 AND 2, GRADE 60 MIL SPEC SINGLE MATERIAL RESPONSE SEALING ELEMENT; Material Document and Classification: QQ-A-250/5 FED SPEC SINGLE MATERIAL RESPONSE CASE. 10 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.